It had to happen again. Anyone betting on new hardware vulnerabilities on Intel processors would have won. This time these are called the MDS vulnerabilities, which stands for Microarchitectural Data Sampling. The trouble is the ones who would have really made big money would have been those stating the new CPUs were on the same […]

How to mitigate/solve the MDS vulnerabilities of Intel processors in FreeBSD

The CentOS party is over, isn’t it?
Disclaimer: What you are about to read may contain inaccuracies. Feel free to discuss them somewhere else. This is also my opinion and as such it may change through time, maybe tomorrow, next month, next year, next decade or never. I do also make very few reviews (if any) of what I write here, so […]

How to setup MariaDB master-slave replication on FreeBSD
Having all the data in just one server is not the best idea. Especially when talking about a database server. Spreading information in several boxes is a good measure to prevent data loss but also for performance. A MySQL/MariaDB master-slave replication scheme is often used as a good solution for both, data redundancy and speed. […]

How to install WordPress on Debian 9 (LAMP stack)
In this guide we’ll see how to install a simple, clean, new WordPress site. In order to run this site we’ll have to have a LAMP (or FAMP if you prefer FreeBSD over Linux) stack in place. Read the correspondent guides in order to get the necessary software layers all together, rightly configured. If you […]

How to test SSL/TLS configurations
If you are in charge of any site with SSL/TLS conenctions enabled you are always in the chase to get the best possible and most secure configuration. This isn’t always the case and the lack of time does take its toll on many administrators. Those individuals are always asked to do more with less and […]

How to configure the PF firewall on FreeBSD
There are three firewall options on FreeBSD. The in-house built IPFW, the ‘old’ IPF (known as IP Filter) and PF ported from OpenBSD. PF is a very popular piece of software which was originally sparked from an issue on the IPF license that prevented making changes publicly available, which the OpenBSD did all the time. […]

How to enable Geolocation in AWStats on FreeBSD 13.0
A few weeks ago, a guide explaining how to install AWStats on FreeBSD was released here in adminbyaccident.com. On that piece a basic install of AWStats is shown, however, a nice and important functionality of AWStats is missing. Knowing the location of visitors is a matter of interest, for the sake of it or because […]

How to install Ansible on FreeBSD
Ansible is a very useful tool geared to system’s configuration and applications deployment. In this how to install Ansible on FreeBSD I will briefly explain what the tool is, what it does, what it does not and how to install it on FreeBSD. I will also demonstrate very basic use and on a later article […]

The root account
Users. What the hell you mean by “root”? Are you a Windows user? I bet you have the user account badly configured. By default Windows is installed under the Administrator account. And nobody bothers to change this and add a second account. That second account should be an underprivileged one. If you own the computer […]

How to install Nessus 10 on FreeBSD 12
Nessus is a professional vulnerability scanner from the reputable cybersecurity company Tenable. I have already written about it in the past but installing it on a GNU/Linux distro. This very article will guide anyone to install Nessus 10 on FreeBSD, since Tenable is releasing binaries for FreeBSD 11 and 12 as of the time of […]
